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97 lines
2.5 KiB
97 lines
2.5 KiB
#include <stdio.h>
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int f[9] = {0};
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int t1[9][9] = {0}, t2[9][9] = {0}, t3[9][9] = {0};
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int board[9][9] = {{5, 3, 0, 0, 7, 0, 0, 0, 0},
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{6, 0, 0, 1, 9, 5, 0, 0, 0},
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{0, 9, 8, 0, 0, 0, 0, 6, 0},
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{8, 0, 0, 0, 6, 0, 0, 0, 3},
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{4, 0, 0, 8, 0, 3, 0, 0, 1},
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{7, 0, 0, 0, 2, 0, 0, 0, 6},
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{0, 6, 0, 0, 0, 0, 2, 8, 0},
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{0, 0, 0, 4, 1, 9, 0, 0, 5},
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{0, 0, 0, 0, 8, 0, 0, 7, 9}};
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// int board[9][9] = {{8, 3, 0, 0, 7, 0, 0, 0, 0},
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// {6, 0, 0, 1, 9, 5, 0, 0, 0},
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// {0, 9, 8, 0, 0, 0, 0, 6, 0},
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// {8, 0, 0, 0, 6, 0, 0, 0, 3},
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// {4, 0, 0, 8, 0, 3, 0, 0, 1},
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// {7, 0, 0, 0, 2, 0, 0, 0, 6},
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// {0, 6, 0, 0, 0, 0, 2, 8, 0},
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// {0, 0, 0, 4, 1, 9, 0, 0, 5},
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// {0, 0, 0, 0, 8, 0, 0, 7, 9}};
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void f1()
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{
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printf("|");
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for (int i = 0; i < 23; i++)
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{
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printf("-");
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}
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printf("|\n");
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}
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void operate()
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{
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for (int i = 0; i < 9; i++)
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{
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if (i % 3 == 0)
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{
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f1();
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}
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printf("| ");
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for (int j = 0; j < 9; j++)
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{
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if (j % 3 == 0 && j)
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{
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printf("| ");
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}
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printf("%d ", board[i][j]);
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}
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printf("|\n");
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}
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f1();
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}
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void judge()
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{
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for (int i = 0; i < 9; i++)
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{
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for(int j = 0; j < 9; j++)
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{
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if (board[i][j])
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{
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t1[i][board[i][j] - 1]++;
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t2[j][board[i][j] - 1]++;
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t3[(i / 3) * 3 + j / 3][board[i][j] - 1]++;
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}
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}
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}
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for (int i = 0; i < 9; i++)
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{
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for (int num = 0; num < 9; num++)
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{
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if (t1[i][num] > 1)
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{
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printf("False:Invalid initial Sudoku matrix!\n");
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printf(" The number %d in the row %d has been used!", num + 1, i + 1);
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return;
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}
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else if (t2[i][num] > 1)
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{
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printf("False:Invalid initial Sudoku matrix!\n");
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printf(" The number %d in the col %d has been used!", num + 1, i + 1);
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return;
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}
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else if (t3[i][num] > 1)
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{
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printf("False:Invalid initial Sudoku matrix!\n");
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printf(" The number %d in the block %d has been used!", num + 1, i + 1);
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return;
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}
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}
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}
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printf("True:Valid initial Sudoku matrix!");
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}
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int main()
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{
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printf("The original Sudoku matrix:\n");
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operate();
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judge();
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} |